Sand Creek Detention Basin No. 2 is an earth dam located in El Paso County, Colorado, built in 2009. It carries a Low hazard potential classification and has a unsatisfactory condition assessment.
Dam profile
NID height · 21 ft21 ft tall and 920 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Sand Creek Detention Basin No. 2
The primary purpose of Sand Creek Detention Basin No. 2 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by City of Colorado Springs-eng. Division (local government). It impounds the Sand Creek near Colorado Springs.
The dam stands 21 feet tall and stretches 920 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 144 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 2009, the structure is relatively new.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. The most recent inspection on record was 06/08/2021.
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Location
| State | Colorado |
| County | El Paso |
| Nearest City | Colorado Springs |
| River/Stream | Sand Creek |
| Coordinates | 38.89055, -104.71082 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 920 ft |
| Year Completed | 2009 (17 years old) |
Storage & Hydraulics
| NID Storage | 144 acre-ft |
| Max Storage | 144 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 25,500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | City of Colorado Springs-eng. Division |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 06/08/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO03004 |
| Federal ID | CO03004 |
| More Info | State Dam Safety Program |